/*
 * Copyright (c) 2008-2009 Bill Whitacre http://rampancy.g0dsoft.com
 * 
 * Permission is hereby granted, free of charge, to any person obtaining a copy
 * of this software and associated documentation files (the "Software"), to deal
 * in the Software without restriction, including without limitation the rights
 * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
 * copies of the Software, and to permit persons to whom the Software is
 * furnished to do so, subject to the following conditions:
 * 
 * The above copyright notice and this permission notice shall be included in
 * all copies or substantial portions of the Software.
 * 
 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
 * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
 * THE SOFTWARE.
*/

#ifndef RAT_PHYSICS_ISLAND
#define RAT_PHYSICS_ISLAND

#include "common.h"
#include "body.h"
#include "constraint.h"
#include "spring.h"
#include "arbiter.h"

struct rat_world;

typedef struct rat_island
{
	struct rat_world *world_ref;
	rat_stack_allocator *sal;

	unsigned int numbods;
	unsigned int numconsts;
	unsigned int numsprings;
	unsigned int numarbs;

	rat_body **bodies;
	rat_constraint **constraints;
	rat_spring **springs;
	rat_arbiter **arbiters;
} rat_island;


#ifdef __cplusplus
extern "C" {
#endif

rat_island *rat_island_create(unsigned int maxbods,unsigned int maxconsts,unsigned int maxsprings,unsigned int maxarbs,struct rat_world *world_ref);
void rat_island_destroy(rat_island *island);

void rat_island_add_body(rat_island *island,rat_body *body);
void rat_island_add_constraint(rat_island *island,rat_constraint *constraint);
void rat_island_add_spring(rat_island *island,rat_spring *spring);
void rat_island_add_arbiter(rat_island *island,rat_arbiter *arbiter);

void rat_island_clear(rat_island *island);

void rat_island_integrate(rat_island *island,rat_real step);

#ifdef __cplusplus
}
#endif

#endif
